Enthaply change - Study guides, Class notes & Summaries

first ionization energy - The energy required to convert one mole of gaseous atoms into gaseous atoms with a single positive charge standard enthalpy of formation - the enthalpy change when 1 mole of a compound is formed from its elements in their standard states under standard conditions Standard Enthalpy of Atomisation - The enthalpy change when one mole of gaseous atoms is formed from an element in its standard state Lattice enthalpy - The enthalpy change that occurs when one mole of a ...

Relative atomic mass - Ans .The average mass of an atom of an element, relative to 1/12th of the mass of an atom of Carbon-12 Relative molecular mass - Ans .Average mass of a molecule compared to 1/12th of the mass of a carbon-12 atom The Avogradro constant - Ans .the number of particles in a mole ideal gas equation - Ans .pV = nRT empirical formula - Ans .the simplest whole number ratio of atoms of each element in a compound percentage atom economy - Ans .(Mass of desired produ...

AQA A LEVEL Chemistry All Answers Correct 2024 Relative atomic mass of an atom of Carbon-12 Relative molecular mass carbon-12 atom The Avogradro constant ideal gas equation The average mass of an atom of an element, relative to 1/12th of the mass Average mass of a molecule compared to 1/12th of the mass of a the number of particles in a mole pV = nRT empirical formula the simplest whole number ratio of atoms of each element in a compound percentage atom econom...

AQA A LEVEL Chemistry questions and answers 100% guaranteed success. Relative atomic mass - correct answer. The average mass of an atom of an element, relative to 1/12th of the mass of an atom of Carbon-12 Relative molecular mass - correct answer. Average mass of a molecule compared to 1/12th of the mass of a carbon-12 atom The Avogradro constant - correct answer. the number of particles in a mole ideal gas equation - correct answer. pV = nRT empirica...

AQA A LEVEL Chemistry QUESTIONS AND ANSWERS LATEST TOP SCORE. Relative atomic mass - ANS.The average mass of an atom of an element, relative to 1/12th of the mass of an atom of Carbon-12 Relative molecular mass - ANS.Average mass of a molecule compared to 1/12th of the mass of a carbon-12 atom The Avogradro constant - ANS.the number of particles in a mole ideal gas equation - ANS.pV = nRT empirical formula - ANS.the simplest whole number ...

AQA A LEVEL CHEMISTRY EXAM 2024 mean bond enthalpy - ANSWER-The energy required to break a covalent bond into gaseous atoms averaged over different molecules Bonds broken - bonds made activation energy - ANSWER-The minimum amount of energy needed to start a chemical reaction catalyst - ANSWER-A substance that increases the rate of a chemical reaction without being changed by providing an alternative reaction pathway by lowering activation energy Le Chatelie...

AQA A LEVEL Chemistry Questions and Answers 100% Pass Relative atomic mass The average mass of an atom of an element, relative to 1/12th of the mass of an atom of Carbon-12 Relative molecular mass Average mass of a molecule compared to 1/12th of the mass of a carbon-12 atom The Avogradro constant the number of particles in a mole ideal gas equation pV = nRT empirical formula the simplest whole number ratio of atoms of each element in a compound percentage atom economy (Mass of desired produ...

AQA A LEVEL CHEMISTRY EXAM 2024 mean bond enthalpy - ANSWER-The energy required to break a covalent bond into gaseous atoms averaged over different molecules Bonds broken - bonds made activation energy - ANSWER-The minimum amount of energy needed to start a chemical reaction catalyst - ANSWER-A substance that increases the rate of a chemical reaction without being changed by providing an alternative reaction pathway by lowering activation energy Le Chatelie...

AQA A LEVEL Chemistry Exam Questions And Correct Answers Relative atomic mass - answerThe average mass of an atom of an element, relative to 1/12th of the mass of an atom of Carbon-12 Relative molecular mass - answerAverage mass of a molecule compared to 1/12th of the mass of a carbon-12 atom The Avogradro constant - answerthe number of particles in a mole ideal gas equation - answerpV = nRT empirical formula - answerthe simplest whole number ratio of atoms of each element in a compound...

AQA A LEVEL CHEMISTRY EXAM 2024 mean bond enthalpy - ANSWER-The energy required to break a covalent bond into gaseous atoms averaged over different molecules Bonds broken - bonds made activation energy - ANSWER-The minimum amount of energy needed to start a chemical reaction catalyst - ANSWER-A substance that increases the rate of a chemical reaction without being changed by providing an alternative reaction pathway by lowering activation energy Le Chatelie...